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Orbitremitidae
Taxonomy
Orbitremitidae was named by Bather (1899). It is not extant. Its type is Orbitremites.
It was assigned to Spiraculata by Beaver et al. (1967); and to Pentremitida by Fay (1964), Waters and Horowitz (1993).
It was assigned to Spiraculata by Beaver et al. (1967); and to Pentremitida by Fay (1964), Waters and Horowitz (1993).
Subtaxa
Doryblastus, Ellipticoblastus, Globoblastus, Houiblastus, Monoschizoblastus, Nodoblastus, Orbitremites (type genus)